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All results from a given calculation for CFClCClF (trans-1,2-dichloro-1,2-difluoroethylene)

using model chemistry: CCD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at CCD/cc-pVTZ
 hartrees
Energy at 0K-1194.892045
Energy at 298.15K-1194.892691
HF Energy-1193.690770
Nuclear repulsion energy351.378834
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCD/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 1827 1705 0.00      
2 Ag 1260 1176 0.00      
3 Ag 657 614 0.00      
4 Ag 438 409 0.00      
5 Ag 295 275 0.00      
6 Au 381 356 1.12      
7 Au 138 129 0.22      
8 Bg 575 537 0.00      
9 Bu 1288 1203 282.71      
10 Bu 911 851 161.71      
11 Bu 436 407 3.64      
12 Bu 181 169 2.09      

Unscaled Zero Point Vibrational Energy (zpe) 4192.9 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 3914.9 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCD/cc-pVTZ
ABC
0.14419 0.05050 0.03740

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.064 0.660 0.000
C2 0.064 -0.660 0.000
F3 -1.254 1.234 0.000
F4 1.254 -1.234 0.000
Cl5 1.254 1.744 0.000
Cl6 -1.254 -1.744 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.32721.32022.30781.70622.6823
C21.32722.30781.32022.68231.7062
F31.32022.30783.51802.55872.9776
F42.30781.32023.51802.97762.5587
Cl51.70622.68232.55872.97764.2954
Cl62.68231.70622.97762.55874.2954

picture of trans-1,2-dichloro-1,2-difluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 121.313 C1 C2 Cl6 123.843
C2 C1 F3 121.313 C2 C1 Cl5 123.843
F3 C1 Cl5 114.845 F4 C2 Cl6 114.845
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability